This study aims at developing lessons setting a goal of a party with students studying abroad and revealing the effectiveness and problems. In addition, this research also aims to examine how much ICT instruments are used and collaborative learning among students is developed. In this research, the researcher analyzed the observation of students' activities, the questionnaires and the content of description in worksheets and One Page Portfolio (OPP). One of the findings of this study is that children worked on the activities with awareness of the others and completed the tasks actively. Therefore, the finding suggests that this class development turned out to be effective. Although students were using ICT actively and cooperated with each other, the problem remained in terms of acquisition of accurate English expression.